body {
    background-color: #7BA7AB !important;
    display: flex;
    height: 600px;
    justify-content: center;
    align-items: center;
}


.center {
    /* margin: auto; */
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 300px;
    height: 450px;
    border-radius: 20px;
    background-color: #7BA7AB;
    box-shadow: 15px 15px 15px 10px rgba(33, 45, 58, 0.3);
    overflow: hidden;
    position: relative;
}

form {
    z-index: 20;
    height: 200px;
    display: flex;
    justify-content: space-around;
    flex-direction: column;
    align-items: center;
}

.center form .inp {
    outline: none;
    border: none;
    width: 200px;
    height: 40px;
    border-bottom: 1px solid #F9F0DA;
    background: none;
    color: #F9F0DA;
    margin: 0 auto;
}

.inp::placeholder {
    color: #F9F0DA;
    font-size: 20px;
}

.center form .sub {
    width: 200px;
    height: 40px;
    outline: none;
    border-radius: 20px;
    border: 1px solid white;
    color: #F9F0DA;
    /* background-color: #a3d0e6; */
    background-image: linear-gradient(to right, #9fa5d5 0%, #a0f1ea 100%);
}


.center form .sub:hover {
    cursor: pointer;
}

.center p {
    z-index: 20;
    color: #F9F0DA;
    font-size: 30px;
}

.center .in {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    border-radius: 50%;
    display: block;
    background: #a3d0e6;
    transform: translate(-50%, -50%);
    animation: in 0.5s ease-out forwards;
}

@keyframes in {
    0% {
        width: 0;
        height: 0;
    }

    100% {
        width: 1200px;
        height: 1200px;
    }
}

.center .out {
    position: absolute;
    top: 0;
    left: 0;
    width: 1200px;
    height: 1200px;
    display: block;
    border-radius: 50%;
    background: #a3d0e6;
    transform: translate(-50%, -50%);
    animation: out 0.5s ease-out forwards;
}

@keyframes out {
    0% {
        width: 1200px;
        height: 1200px;
    }

    100% {
        width: 0;
        height: 0;
    }
}